diff --git a/src/mca/pcm/rms/pcm_rms.c b/src/mca/pcm/rms/pcm_rms.c
index 93b803b304..97da2776c3 100644
--- a/src/mca/pcm/rms/pcm_rms.c
+++ b/src/mca/pcm/rms/pcm_rms.c
@@ -7,6 +7,7 @@
 #include "ompi_config.h"
 
 #include <errno.h>
+#include <signal.h>
 #include <sys/types.h>
 #include <unistd.h>